llvm/test/FrontendC++/integration-O2.cpp
2009-11-03 19:35:13 +00:00

20 lines
402 B
C++

// RUN: %llvmgxx %s -O2 -S -o - | FileCheck %s
// This test verifies that we get expected codegen out of the -O2 optimization
// level from the full optimizer.
// Verify that ipsccp is running and can eliminate globals.
static int test1g = 42;
void test1f1() {
if (test1g == 0) test1g = 0;
}
int test1f2() {
return test1g;
}
// CHECK: @_Z7test1f2v()
// CHECK: entry:
// CHECK-NEXT: ret i32 42